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Popular >

4-x^2>= 0

Solution

4 - x^{2} \geq 0

Solution

- 2 \leq x \leq 2

+1

Solution steps

4 - x^{2} \geq 0

Move

4

to the right side

- x^{2} \geq - 4

Multiply both sides by

- 1

x^{2} \leq 4

For

u^{n} \leq a

, if

n

is even then

- 4 \leq x \leq 4

4 = 2

- 2 \leq x \leq 2

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Frequently Asked Questions (FAQ)

What is 4-x^2>= 0 ?
The solution to 4-x^2>= 0 is -2<= x<= 2